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Finding the Fourth Proportional to 493.44, 740.52 and 365.52

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Solution

The fourth proportional to 493.44, 740.52 and 365.52 is: 548.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    493.44 : 740.52 = 365.52 : x
  2. Step 2: Convert to fraction form
    493.44/740.52 = 365.52/x
  3. Step 3: Cross multiply
    493.44x = 740.52 × 365.52
  4. Step 4: Simplify right side
    493.44x = 270,674.87
  5. Step 5: Solve for x
    x = 270,674.87/493.44
  6. Step 6: Final answer
    x = 548.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.